sewer

As the important public facility, the aqueducts bring the pure water in and the sewers take thedirty water away.

输水道和排水道作为重要的公共设施,使人们有可使用的洁净的水并排出废水,它们的建设对城市公共卫生具有重大的意义,是人们生存和生活的基础,也是一个城市存在和发展的重要条件。

Application of mine stand pump to mine water drainage in coal mining face of Jining No.3 Mine;

矿用立泵在济三煤矿工作面排水中的应用

Hollow concrete is a well performance novel road base material,and the corresponding asphalt pavement with hollow concrete water drainage substrate is a novel road pavement structure.

多孔混凝土是一种性能良好的新型道路基层材料,相应的多孔混凝土排水基层沥青路面是一种新型的路面结构。

The significance, task and three means of water drainage on cloverleaf-junction drainage are introduced.

介绍了立交排水的重要性、任务及立交排水三种方式,阐述了立交排水量的计算和设计原则。

The drainage, water intake and water conservation of paper industry;

造纸工业的排水、取水和节水

Improvement of Relayed Drainage System of Large Scale Mine Submerge Motor Pump;

大型矿用潜水电泵接力排水系统的改进

Scheme design of vertical shaft drainage system during shaft construction;

建井期立井排水系统方案设计